PS-XenAppBuils.ps1

$ConfigData = @{
    AllNodes = @(
        @{
            NodeName = "localhost"
            Role = "local"
        },
        @{
            NodeName = "<guid1>"
            Role = "XenAppProd"
        }
        @{
            NodeName = "<guid2>"
            Role = "XenAppQA"
        }
        @{
            NodeName = "<guid3>"
            Role = "XenAppPKG"
        }
    );
}

Configuration AppV {
    Import-DscResource -Module zAppVImport
    Node $AllNodes.Where{$_.Role -like "XenAppPKG" }.NodeName {
        File Test {
            Ensure = "Present"
            DestinationPath = "C:\Windows\System32\WindowsPowerShell\v1.0\Modules"
            SourcePath = "\\<dscserver>\DSC\Modules"
            Recurse = "True"
            Type = "Directory"
            Force = "True"
        }

        Package Install {
            Ensure = "Present"
            Path = "\\<appvserver>\Client\appv_client_rds_MSI_x64.msi"
            Arguments = "AcceptEULA=1 /qb"
            Name = "Microsoft Application Virtualization (App-V) Client for Remote Desktop Services 5.0 Service Pack 2 x64"
            ProductId = "F4BCB831-E3ED-4A05-81C5-E342E22B9E2C"
        }

        # Enable Shared Content Store Mode.
        Registry SCS {
            Ensure = "Present"
            Key = "HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\AppV\Client\Streaming"
            ValueName = "SharedContentStoreMode"
            ValueData = "1"
            ValueType = "Dword"
        }

        # Restart App-V Service.
        Script AppVRestart {
            SetScript = { Restart-Service AppvClient }
            GetScript = { return @{Service = (Get-Service -Name AppvClient).Status} }
            TestScript = { if((Get-Service -Name AppvClient).Status -eq "Running"){ $false } }
        }

        # Get rid of "Click here..." language bar.
        Registry Seamless {
            Ensure = "Present"
            Key = "HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Citrix\wfshell\TWI"
            ValueName = "SeamlessFlags"
            ValueData = "262144"
            ValueType = "Dword"
        }

        # Import sequences.
        zAppVImport SP2 {
            Ensure = "Present"
            Path = "\\<appvserver>\Content\SP2"
            Single = $false
        }

        zAppVImport x64 {
            Ensure = "Present"
            Path = "\\<appvserver>\Content\x64"
            Single = $false
        }

        # "Install" legacy apps.
        File <appname> {
            Ensure = "Present"
            SourcePath = "\\<server>\<path\to\files>\"
            DestinationPath = "C:\Program Files\<dest>"
            Recurse = $true
        }

        File <appname> {
            Ensure = "Present"
            SourcePath = "\\<dscserver>\DSC\Assets\<appname>\"
            DestinationPath = "C:\<dest>"
            Recurse = $true
        }

        Script <appname> {
            SetScript = { & icacls "C:\<dest>" /grant USERS:'(OI)(CI)F' }
            GetScript = { return @{Rights = (Get-ACL "C:\<dest>")} }
            TestScript = {
                $rights = Get-Acl "C:\<dest>"
                $value = $false
                foreach($perms in $rights.Access) {
                    if($perms.IdentityReference.ToString() -eq "BUILTIN\Users" -and $perms.FileSystemRights.ToString() -eq "FullControl" -and $perms.AccessControlType.ToString() -eq "Allow") {
                        $value = $true
                    }
                }
                $value
            }
            DependsOn = "[File]<appname>"
        }
    }
}

Remove-Item -Path "C:\Program Files\WindowsPowerShell\DscService\Configuration\*.checksum" -Force -Confirm:$false
AppV -OutputPath "C:\Program Files\WindowsPowerShell\DscService\Configuration" -ConfigurationData $ConfigData
New-DSCCheckSum "C:\Program Files\WindowsPowerShell\DscService\Configuration"